HomeAuthorsPosts by Sundareswaran Iyalunaidu

Sundareswaran Iyalunaidu

With over 24 years of dedicated experience, I am a seasoned professional specializing in the commissioning, maintenance, and installation of Electrical, Instrumentation and Control systems. My expertise extends across a spectrum of industries, including Power stations, Oil and Gas, Aluminium, Utilities, Steel and Continuous process industries. Tweet me @sundareshinfohe
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Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why Is Power Supply Inspection Important in a Process Plant?What Should Be Checked During Running Power Supply Inspection?How to Check a 24 VDC Power Supply for Instrumentation SystemsWhat Is Power Supply...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for isolation, flow control, startup and shutdown operations. An MOV failure can affect production, equipment protection and plant safety. Engineers need to understand actuator operation, motor circuits, torque switches, limit switches,...
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Instrumentation Calculators

PSI to mmWC Conversion Calculator

This calculator allows you to convert pressure values from pounds per square inch (psi)...
Instrumentation Calculators

Millimeter of Water Column (mmWC) to Psi Pressure Unit Conversion Calculator

This calculator allows you to convert pressure values from millimeters of water column (mmWC)...
Industrial Automation

Why 4-20 mA Current Signal is Preferred Over Voltage Signal in Instrumentation?

Table of ContentsVoltage Signal Transmission: Limitations and ChallengesVoltage Drop and Signal AttenuationSusceptibility to Electromagnetic...
Instrumentation Calculators

Millimeter of Water Column (mmWC) to Bar Pressure Unit Conversion Calculator

This calculator allows you to convert pressure values from millimeters of water column (mmWC)...
Instrumentation Calculators

Bar to mmWC Calculator

Convert pressure from bar to millimeters of water column (mmWC) instantly using the calculator...
Instrumentation Questions

RTD (Resistance Temperature Detector) Advanced Quiz

Test your knowledge of Resistance Temperature Detectors (RTDs) with this advanced quiz. RTDs are...
Instrumentation Tools

Control Valve Sizing Excel tool Without Iteration: Liquid Application

Table of ContentsStep-by-Step Procedure for Valve SizingStep 1:Input Data PreparationStep 2:Inputting Data in to...
Checklist

Checklist for Troubleshooting Control Valve in DCS Loop

Table of ContentsStep 1:Safety ConsiderationsStep 2:Verify Control System and InterlocksStep 3:Control Loop VerificationStep 4:Instrument...
Instrumentation

Instrument Earthing Systems

Table of ContentsSafety Earth (SE)Instrument Earth (IE)Key principles of Instrument Earth Intrinsic Safety Earth (IS)Maximum...
Instrumentation Calculators

Standard Atmospheric Pressure (atm) to Kilopascal (kPa) Conversion Calculator

This calculator helps you quickly convert pressure values from Standard Atmospheric Pressure (atm) to...
Instrumentation Calculators

Kilopascal (kPa) to Standard Atmospheric Pressure (atm) Conversion Calculator

This calculator allows you to quickly convert pressure values from Kilopascal (kPa) to Standard...
Instrumentation Calculators

Millibar (mBar) to Standard Atmospheric Pressure (atm) Conversion Calculator

This calculator helps you easily convert pressure values from Millibar (mBar) to Standard Atmospheric...
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Latest articles

Control System

Running Inspection for Power Supply and Redundancy Check for Instrumentation and Control Systems in Process Plants

Table of ContentsWhat Is Running Inspection of an Instrumentation and Control System Power Supply?Why...
Instrumentation Questions

Troubleshooting of Motorized Control Valve MOV Quiz with 25 Practical Engineering Questions

Why MOV Troubleshooting Skills Matter Motorized control valves are widely used in process plants for...
FAT Activities

What is Integrated Factory Acceptance Test (IFAT)?

Table of ContentsWhat is Integrated Factory Acceptance Test?Why is IFAT Important in Instrumentation and...
Instrumentation Calculators

Control Valve Leakage Calculator

Table of ContentsControl Valve Leakage Calculator for Seat Leakage Testing What Is Control Valve Leakage?What...